FulaCaulk FR Acrylic Fire Rated Sealant

FulaCaulk™ FR is a one part, water-based construction sealant for sealing joints in applications where a fire resistance rating is required. It has been tested in accordance with AS1530.4-2014.


Check certification requirements or consult the relevant certifying authority before use in a fire rated application.

Key Benefits

  • Fire rating for gaps up to 40mm
  • Up to 4 hour fire rating (AS1530.4)
  • Good flexibility; ±15% joint movement capability
  • For interior/exterior use
  • Paintable
  • Intumescent; expands when exposed to fire or extreme heat


  • Sealing interior and exterior construction joints that are subject to movement (up to ±15%) in concrete panels, block work, brickwork and fire-rated plasterboard

Compatible Substrates

  • Concrete
  • Mortar
  • Fire rated plasterboard
  • Zinc/galvanised steel

Packaging Options

  • 600ml Sausage


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